Evaluating and Interpreting Functions

Function or Not a Function?

• Function

• Not a Function

Find f(0)

• - 3

• - 2

• - 1

• 0

Based on the image, what is f(0)?

Based on the image, what is x if f(x)=0?

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Given f(x) = -4x - 10 and f(x) = 10. Find x

$f\left(x\right)=5x-12$ What is $f\left(-4\right)$

Evaluate f(6).

• f(6) = 18

• f(6) = 12

• f(6) = 10

• f(6) = 1

What is the value of x when f(x) = 10?

• x = 10 only

• x = 4 and x = 8

• x = 2 and x = 10

• No solution

The equation c = 0.20t + 3.50 shows the relationship between the charge c in dollars for renting a kayak for t minutes.  What is the meaning of the slope of the equation?

An air conditioning saleman earns a base salary plus a commission for each air conditioner her sells. The equation y = 375 + 125x represents his pay based on the number of air conditioners he sells each week. What is the y-intercept and what does it represent?